The guides hold what the workshop is sure of; the journal holds what it is finding out. Room experiments, mic placement trials, and the ten-minute voice-memo tests behind every claim — written up as they happen, with the physics-first rule intact: if your own ears can't confirm it in a day, it doesn't graduate to a guide.
From the journal
Do Soundproof Curtains Work? What They Do for a Home Office on Calls
Laptop Fan Noise on Calls: Quieter Settings, Better Placement, Smarter Software
Do Acoustic Panels Reduce Noise? What They Fix and What They Don't
What Headphones Prevent Echo on Zoom (All of Them)
Background Noise Cancellation Software for a Room You Cannot Rebuild
How to Reduce Microphone Background Noise, Cheapest Fix First
Microphone Noise Cancelling Software: Choosing One for a Home Desk
Noise Cancelling Software for Call Centers: What to Check First
Start with why your room echoes — the journal builds on it constantly.